CAD Designer – Mechanical Piping

IMCOR - Interstate Mechanical, LLC; Phoenix (AZ); On-site; USD 65,000 - 95,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Paid time off

401(k)

Company-paid life insurance

Disability insurance

Professional growth opportunities

Job summary

Interstate Mechanical, LLC is seeking a skilled CAD Designer to join our Operations/BIM team in Phoenix. You will produce, coordinate, and maintain detailed mechanical piping drawings using AutoCAD Fabrication MEP, Revit, and Navisworks, ensuring coordination across project teams and field personnel.

Ideal candidates have 5+ years of piping detailing experience, strong BIM coordination skills, and the ability to generate fabrication-ready deliverables in a fast-paced environment.

Qualifications

• Minimum 5+ years of experience detailing mechanical piping systems.
• Strong experience with AutoCAD Fabrication MEP, Revit, and Navisworks.
• Proficient in BIM coordination and clash detection.
• Ability to coordinate with project teams and field personnel.

Responsibilities

• Develop and modify detailed mechanical piping drawings for coordination.
• Produce isometric spool drawings for fabrication.
• Review project specs and subcontractor drawings for compliance.
• Coordinate system routing, equipment layouts, and material requirements.
• Participate in BIM coordination meetings and resolve conflicts.
• Prepare CAD shop drawings and turnover packages.
• Use Bluebeam Revu and Procore for documentation.

Skills

Detail oriented

Coordination

Problem solving

Communication

Tools

AutoCAD Fabrication MEP

Revit

Navisworks

Bluebeam Revu

Procore

Job description

About IMCOR

Interstate Mechanical, LLC — IMCOR — is seeking a skilled

Interstate Mechanical LLC

About IMCOR

Interstate Mechanical, LLC — IMCOR — is seeking a skilled CAD Designer to join our Operations/BIM team. IMCOR offers a challenging and team-oriented work environment focused on quality, safety, coordination, and successful project execution.
We are looking for a detail-oriented designer with strong mechanical piping and plumbing system experience who can support project teams through accurate drawings, coordination, clash detection, and fabrication-ready deliverables.
Position Summary
The CAD Designer is responsible for producing, coordinating, and maintaining detailed mechanical piping system drawings using AutoCAD Fabrication MEP, Revit, Navisworks, and related design/coordination software.
This role works closely with project managers, engineers, BIM leadership, vendors, and field teams to ensure designs are accurate, fully coordinated, code-compliant, and aligned with project specifications. The CAD Designer plays a key role in supporting constructability, coordination, fabrication, and efficient system routing.

Key Responsibilities

• Develop and modify detailed mechanical piping system drawings using AutoCAD Fabrication MEP, Revit, and Navisworks.
• Detail piping systems for coordination, fabrication, and project execution.
• Design and coordinate mechanical piping systems, including chilled water lines, hot water heating lines, equipment connections, and related layouts.
• Produce isometric spool drawings for fabrication and project coordination.
• Review project specifications, contract plans, scopes of work, and submittals to ensure compliance with project requirements.
• Coordinate system routing, equipment layouts, material requirements, fixture schedules, and specification checklists.
• Confirm DX — Direct Expansion — line sizes and lengths with vendors to support proper equipment performance and compliance with manufacturer requirements.
• Create floor sleeve and wall penetration coordination drawings with required dimensions and elevations.
• Conduct site visits as needed to verify field conditions, review installation coordination, and identify cost-saving or constructability opportunities.
• Generate RFIs with clear descriptions of conflicts and suggested resolutions for project managers.
• Participate in BIM coordination meetings and collaborate with other trades to resolve conflicts.
• Conduct quality control checks on drawings to confirm accuracy, contract compliance, and efficient system routing.
• Assist in preparing CAD shop drawings, field turnover packages, access panel verifications, fixture schedules, and other project documentation.
• Use Bluebeam Revu for document markup and collaboration.
• Use Procore for project documentation, RFI tracking, and coordination.
• Maintain strong professional relationships with general contractors, engineers, clients, vendors, project teams, and field teams.
• Attend internal and external project coordination meetings as required.

Required Experience

• Minimum 5+ years of experience detailing mechanical piping systems.
• Experience with mechanical piping systems, or MEP design/detailing.
• Strong understanding of piping layouts, blueprints, contract documents, and construction coordination.
• Hands-on experience with AutoCAD Fabrication MEP, Revit, and Navisworks.
• Experience working in a BIM coordination environment and collaborating with multiple trades.
• Ability to identify design conflicts and propose practical resolutions.
• Ability to work independently, manage deadlines, and maintain accuracy with minimal supervision.

Required Software Skills

• AutoCAD Fabrication MEP — modeling and detailing mechanical piping and plumbing systems.
• Revit — BIM modeling and coordination.
• Navisworks — clash detection and coordination reviews.
• Bluebeam Revu — document markup and collaboration.
• Procore — project management, RFI tracking, and documentation.

Qualifications

• Strong proficiency in AutoCAD Fabrication MEP, Revit, and Navisworks.
• Solid understanding of mechanical piping systems, blueprints, and contract documents.
• Excellent organizational skills and attention to detail.
• Strong verbal and written communication skills.
• Proactive problem-solving mindset.
• Ability to work in a team-oriented environment.
• Ability to coordinate with project managers, engineers, vendors, and field personnel.
• Prior experience in mechanical contracting, HVAC piping, or commercial construction is strongly preferred.

Employment Requirements

• Must PASS drug screening with a NEGATIVE result.
• We E-Verify.

Schedule

Monday through Friday
Day shift

Benefits

Additional hours may be required based on project needs.

Benefits May Include

• Medical, dental, and vision insurance
• Paid time off
• Paid holidays
• 401(k)
• Company-paid life insurance
• Short-term and long-term disability options
• Opportunities for professional growth and development

Work Location

In person

IMCOR is an Equal Opportunity Employer, providing Competitive Wages with Excellent Employee Benefits and Paid Time Off.
Must PASS drug screen with a NEGATIVE result
We E-Verify